<template>
	<div class="app-containter">


		<!-- 顶部Header区域 -->
		<!-- <mt-header fixed title="Vue项目学习"></mt-header> -->
		<mt-header fixed title="Vue项目学习">
			<span slot="left" @click="goBack" v-show="flag">
				<mt-button icon="back">返回</mt-button>
			</span>
			<mt-button icon="more" slot="right"></mt-button>
		</mt-header>
		<!-- 中间的路由 router-view 区域 -->
		<transition>
			<router-view></router-view>
		</transition>
		<!-- 底部的Tabar区域 -->
		<nav class="mui-bar mui-bar-tab">
			<router-link class="mui-tab-item-custom mui-active" to="/home">
				<span class="mui-icon mui-icon-home"></span>
				<span class="mui-tab-label">首页</span>
			</router-link>
			<router-link class="mui-tab-item-custom" to="/member">
				<span class="mui-icon mui-icon-contact"></span>
				<span class="mui-tab-label">会员</span>
			</router-link>
			<router-link class="mui-tab-item-custom" to="/shopcar">
				<span class="mui-icon mui-icon-extra mui-icon-extra-cart"><span class="mui-badge">0</span></span>
				<span class="mui-tab-label">购物车</span>
			</router-link>
			<router-link class="mui-tab-item-custom" to="/search">
				<span class="mui-icon mui-icon-search"></span>
				<span class="mui-tab-label">搜索</span>
			</router-link>
		</nav>

	</div>
</template>

<script>
	import {
		Toast
	} from 'mint-ui'
	export default {
		data() {
			return {
				flag: false
			}
		},
		created(){
			this.flag=this.$route.path==='/home'?false:true;
		},
		methods: {
			goBack() { //点击后退
				this.$router.go(-1);
			}
		},
		watch:{
			'$route.path':function(newVal){
				if(newVal==='/home'){
					this.flag=false;
				}else{
					this.flag=true;
				}
			}
		}
	}
</script>

<style scoped lang="scss">
	.app-containter {
		padding-top: 40px;
		padding-bottom: 50px;
		overflow-x: hidden;
	}

	.v-enter {
		opacity: 0;
		transform: translateX(100%)
	}

	.v-leave-to {
		opacity: 0;
		transform: translateX(-100%);
		position: absolute;

	}

	.v-enter-active,
	.v-leave-active {
		transition: all 0.5s ease;
	}

	//重命名mui-tab-item类 解决底部组件不能切换的问题
	.mui-bar-tab .mui-tab-item-custom.mui-active {
		color: #007aff;
	}

	.mui-bar-tab .mui-tab-item-custom {
		display: table-cell;
		overflow: hidden;
		width: 1%;
		height: 50px;
		text-align: center;
		vertical-align: middle;
		white-space: nowrap;
		text-overflow: ellipsis;
		color: #929292;
	}

	.mui-bar-tab .mui-tab-item-custom .mui-icon {
		top: 3px;
		width: 24px;
		height: 24px;
		padding-top: 0;
		padding-bottom: 0;
	}

	.mui-tab-item-custom .mui-icon~.mui-tab-label {
		font-size: 11px;
		display: block;
		overflow: hidden;
		text-overflow: ellipsis;
	}
</style>